body {
	min-width: 320px;
	max-width: 750px;
}

#header {
	width: 100%;
	margin: 0 auto;
	text-align: center;
}

#header .title1 {
	font: bold 50px Arial;
	color: #776e65;
	margin: 0 auto;
}

#header .title2 {
	font: normal 9px Arial;
	margin: 10px auto;
	width: 60px;
	height: 20px;
	color: pink;
	background-color: salmon;
	text-align: center;
	border-radius: 5px;
	cursor: default;
}

#header .title2:hover {
	color: #fff;
	background-color: palegreen;
}

#header .wrapper {
	display: flex;
	justify-content: space-between;
	width: 500px;
	margin: 0 auto;
}

#header .score-wrapper {
	width: 100px;
	background-color: #8f7a66;
	padding: 6px;
	border-radius: 6px;
}

#header .score-wrapper #txt {
	color: #d2c1c1;
}

#header .score-wrapper #score {
	color: #fff;
	font-size: 30px;
	vertical-align: middle;

}

#header .newgame-wrapper #newGame {
	width: 100px;
	display: block;
	background-color: #8f7a66;
	text-decoration: none;
	padding: 13px;
	border-radius: 6px;
	color: #fff;
	font: bold 15px Arial;

}

#header .newgame-wrapper #newGame:hover {
	background-color: #bdac9c;
}

#grid-container {
	width: 460px;
	height: 460px;
	padding: 20px;
	background-color: #bbada0;
	margin: 10px auto;
	border-radius: 10px;
	position: relative;
}

#grid-container .grid-cell {
	width: 100px;
	height: 100px;
	background-color: #ccc0b3;
	border-radius: 6px;
	position: absolute;
}

#grid-container .number-cell {
	border-radius: 6px;
	position: absolute;
	background-color: red;
	font: bold 50px Arial;
	text-align: center;
	line-height: 100px;
}